Regulated digital-asset custody

The most secure home for your stablecoins & Bitcoin.

Kassa is a fully custodial wallet built around USDT, USDC and Bitcoin — engineered so you never lose funds to a leaked seed phrase, a malicious approval, or a corrupted ledger.

New · Full wallet control from Telegram — instant deposit alerts

Trusted by 40,000+ active users worldwide.

40,000+
Active users
100%
Custodial protection
99.99%
Platform uptime
24/7
Monitoring & support
Bank-grade custody ASIC-registered An undiscoverable wallet structure Cold-storage backed Stablecoin & Bitcoin focused No unlimited approvals Telegram control & alerts Bank-grade custody ASIC-registered An undiscoverable wallet structure Cold-storage backed Stablecoin & Bitcoin focused No unlimited approvals Telegram control & alerts
Why Kassa

A wallet that removes the ways people lose crypto

Most losses in DeFi aren’t hacks of the chain — they’re leaked keys, blind signatures and unlimited approvals. Kassa’s custodial design closes those doors.

No seed phrase to lose

Funds are secured in institutional custody. There’s no private key or 12-word seed that can be phished, screenshotted or lost.

No unlimited approvals

You never sign open-ended token approvals that drain a wallet later. Every movement is an explicit, reviewed instruction.

Stablecoin & Bitcoin focused

A focused architecture around USDT (TRC20), USDC (ERC20) and BTC — the assets that matter, done exceptionally well.

Privacy-first by design

Your holdings stay private. Balances and activity are visible only to you and the accounts you authorise.

Reviewed withdrawals

Every withdrawal is authorised with a passkey and screened before it’s broadcast on-chain — a human-proof safety layer.

Earn by locking

Put assets to work with fixed-term locking and transparent rewards, credited automatically at maturity.

Security

Built for the way funds are actually lost

In open DeFi, a corrupted ledger or a single careless signature can empty an account. Kassa’s custodial model keeps you structurally out of harm’s way.

Explore our security model

Self-custody / open DeFi

  • Seed phrase can be leaked or lost
  • Unlimited approvals drain wallets
  • Blind signatures of malicious contracts
  • One mistake = irreversible loss

Kassa custody

  • No seed — nothing to leak
  • Explicit, reviewed movements
  • Passkey-authorised withdrawals
  • Recovery without losing funds
Telegram control

Your whole wallet, one chat away

Link your account once with a single-use code and manage Kassa straight from Telegram — balances, wallets, QR deposit addresses, activity and sub-accounts, with an instant alert the moment funds arrive.

  • Instant deposit alerts. The moment a deposit confirms you’re notified — parents are also alerted for every sub-account deposit.
  • Everything one tap away. Balances, wallets, QR deposit addresses, activity and sub-accounts — on tap-to-run buttons, no typing needed.
  • One code, one Telegram. A single-use link code binds your account to one Telegram only — revoke it any time from the website.
  • Read-only by design. Withdrawals can never be made from Telegram — even if your phone is compromised, funds can’t move.
Open the Kassa bot
K
Kassa
@KassaAppBot · online
Deposit received
+250 USDT · TRON (TRC20)
/balance
Balance · Main
USDT 12,450 · BTC 0.42
+ 2 sub-accounts
Sub-account deposit
team-eu received 1,000 USDT
Balance Wallets Deposit Activity
Privacy

An undiscoverable wallet structure

Kassa isn’t a public on-chain wallet. There’s no address to scan and no balance to look up — your holdings simply aren’t discoverable, and your transfers leave no public trail.

  • Untraceable transfers. Moving funds between Kassa accounts happens inside custody, off the public ledger — no on-chain footprint.
  • No public address exposes what you hold or who you transact with.
  • Not mappable. Your wallet structure can’t be clustered or watched by chain-analysis tools.
Public on-chain walletEvery address, balance and transfer is visible — and permanent.
Kassa private custodyOff-chain, undiscoverable, no public trail to follow.
How it works

Live in three steps

Create an account

Register with your email, verify it, and secure your 12-word recovery key.

Deposit

Get a deposit address for USDT, USDC or BTC. Incoming funds are credited automatically.

Send, lock, earn

Withdraw with a passkey, lock for rewards, or manage sub-accounts — all from one dashboard.

See the full walkthrough
About us

A licensed company, not an anonymous app

Kassa Corporation Pty Ltd is an Australian company, registered since 1996 and regulated by ASIC. We combine institutional custody with a product experience built for everyone.

More about us

Move to the safest wallet structure in crypto

Join 40,000+ people who keep their stablecoins and Bitcoin with Kassa.